Affilication of Author(s):土建与水利学院
Patent Applicant:ZHANG Jiong,cuixinzhuang
Type of Patent:发明
Application Number:201611160020.0
Number of Inventors:2
Service Invention or Not:no
Application Date:2016-12-15
Publication Date:2019-09-03
Authorization Date:2019-09-03
Application Date: 2016-12-15
Publication Date: 2019-09-03
Authorization Date: 2019-09-03